<template>
	<div class="icons">
		<swiper :options="swiperOption">
			<swiper-slide v-for="(page,index) of pages" :key="index">
				<div class="icon" v-for="item of page" :key="item.id">
					<div class="icon-img">
						<img class="icon-img-content" :src="item.imgUrl">
					</div>
					<p class="icon-desc">{{item.desc}}</p>
				</div>
			</swiper-slide>
		</swiper>
	</div>
</template>

<script>
export default{
  name: 'HomeIcons',
  props: {
    list: Array
  },
  data () {
    return {
      swiperOption: {
        autoplay: false
      }
    }
  },
  computed: {
    pages () {
      const pages = []
      this.list.forEach((item, index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]) {
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    }
  }
}
</script>

<style lang="stylus" scoped>
	@import "~styles/varibles.styl"
	@import "~styles/mixins.styl"
	.icons >>> .swiper-container
		height: 0
		padding-bottom: 50%
	.icons
		margin-top: .1rem
		.icon
			position:relative
			overflow: hidden
			float: left
			width:25%
			height:0
			padding-bottom: 25%
			.icon-img
				position: absolute
				top: 0
				right: 0
				bottom: .44rem
				left: 0
				box-sizing: border-box
				padding: .1rem
				.icon-img-content
					display: block
					margin: 0 auto
					height: 100%
			.icon-desc
				position: absolute
				right: 0
				bottom: 0
				left: 0
				height: .44rem
				line-height: .44rem
				color: $darkTextColor
				text-align: center
				ellipsis()
</style>
